坚jiān

hard, strong; firm, resolute. 7 strokes, radical 土, first met in HSK 3.

Pinyin jiānStrokes 7Radical 土Band HSK 3Words 5

What 坚 is made of

又 (yòu, and) and 土 (tǔ, soil).

Free, with no account: the app draws each stroke, then you write it and it says which stroke went wrong.

坚(jiān)强(qiáng)	strong-willed, tough 遇到困难也不害怕、不放弃的意志建设者拥有坚强的意志力。The builders' will proved utterly tough. Lesson 193, 攻坚意志与坚守担当 · 城市建设与宏伟工程 · Urban Infrastructure, Engineering & Construction
坚(jiān)持(chí)	to persist, to stick with it 不管多难都不停下来，一直做下去工人们坚持奋战在施工一线。The workers persisted in fighting on at the front line of construction. Lesson 193, 攻坚意志与坚守担当 · 城市建设与宏伟工程 · Urban Infrastructure, Engineering & Construction
坚(jiān)决(jué)	resolute, determined 态度非常肯定，绝不改变主意大家坚决服从统一的调度安排。Everyone resolutely followed the unified dispatch plan. Lesson 193, 攻坚意志与坚守担当 · 城市建设与宏伟工程 · Urban Infrastructure, Engineering & Construction
坚(jiān)固(gù)	sturdy 结构结实，不容易坏或倒塌这座服务区的建筑十分坚固。This service station's building is very sturdy. Lesson 297, 驰骋四海与笃定前行 · 岁时纪事与笃行日新 · Seasonal Chronicles, Diligent Work & Physical Vitality
坚(jiān)定(dìng)	firm, resolute 形容意志或立场非常稳固不动摇面对艰险大家保持坚定的信心。Facing hardship, everyone kept firm confidence. Lesson 439, 砥砺克艰 · 笃志筑业与工巧开新 · Steadfast Craftsmanship & Grand Architecture

All 33 of them, and what the radical means, on the 土 radical page.